AA1-B0-24-450-2D1-C
Littelfuse Inc.
1-pole magnetic hydraulic delay circuit breaker from Littelfuse. Rated 5A and 277V with panel mount and lever actuator.
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The Littelfuse AA1-B0-24-450-1B1-C is a single-pole magnetic hydraulic delay circuit breaker designed for reliable overcurrent protection. It is rated for 5A continuous current at 277V AC, making it suitable for branch circuit protection in electrical panels and equipment.
The breaker uses a magnetic hydraulic delay mechanism that provides inverse time-current trip characteristics, offering excellent coordination and nuisance trip immunity. The lever actuator allows manual on/off control and visible trip indication. Panel mount installation enables secure integration into enclosures or distribution boards.
The device carries approvals from CCC, CSA, and UL, confirming compliance with international safety standards. It is part of Littelfuse's AA1 series, known for compact size and robust performance in industrial and commercial applications.
The current rating is 5A.
The voltage rating is 277V.
This is a magnetic (hydraulic delay) circuit breaker.
It has 1 pole.
It uses a lever actuator.
It is designed for panel mounting.
It is approved by CCC, CSA, and UL.